Examples of using "Aikuiseksi" in a sentence and their english translations:
Grow up!
Come on, grow up.
I don't want to grow up.
- Harden up.
- Harden up!
Only one in a thousand will make it to adulthood.
I didn't expect to become this sort of adult...
It'll make sense when you're older.
As you already know, your parents won't be there. It's time to be a responsible adult.
"I can't wait to be a grown-up." "Why?" "Because when I grow up I won't have to study anymore."